Cheapest return flights from Boston to Shannon in March from 413€

Best time to book flights for Boston (BOS) to Shannon (SNN) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Shannon (SNN) in March 2025 (see full year).

Return flights

18 Mar - 25 Mar Fly Play
19 Mar - 26 Mar Fly Play
03 Mar - 11 Mar Fly Play
21 Mar - 27 Mar Aer Lingus direct
16 Mar - 06 Apr Aer Lingus direct
18 Mar - 28 Mar Fly Play
18 Mar - 25 Mar Aer Lingus direct
08 Mar - 13 Mar Aer Lingus direct
18 Mar - 28 Mar Aer Lingus direct
20 Mar - 30 Mar Aer Lingus direct
08 Mar - 16 Mar Aer Lingus

Also check the deals for one-way flights from Boston to Shannon in March.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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